Home / 66,882.42-92,298.78-36,670.50

Finding the Fourth Proportional to 66,882.42, 92,298.78 and 36,670.50

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Solution

The fourth proportional to 66,882.42, 92,298.78 and 36,670.50 is: 50,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,882.42 : 92,298.78 = 36,670.50 : x
  2. Step 2: Convert to fraction form
    66,882.42/92,298.78 = 36,670.50/x
  3. Step 3: Cross multiply
    66,882.42x = 92,298.78 × 36,670.50
  4. Step 4: Simplify right side
    66,882.42x = 3,384,642,411.99
  5. Step 5: Solve for x
    x = 3,384,642,411.99/66,882.42
  6. Step 6: Final answer
    x = 50,605.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.